It seems like there are more than 5 types of SaaS companies. 😉

806 users paying $1,704/year (@Baremetrics)
25,525 users paying $708/year (@ConvertKit)
1367 users paying $226/year (@TransistorFM)
73,417 users paying $276/year (@buffer)
9,998 users paying $600/year (@Hubstaff) https://twitter.com/JeffChang30/status/1171048361547456513